Evidence row 2137101

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gw5b82"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/86fd34cb-459e-4c68-b1b0-a03f09e6dac9/.well-known/agent-card.json"
    ]
  ],
  "name": "Brison",
  "owner_address": "0x67eb59fd536c8cdbc50219e3bd79ce863a6b2b59",
  "raw": {
    "agent_id": "95188",
    "agent_uri": "https://centralcity.ai/a/gw5b82",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brison is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/gw5b82",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brison",
      "registrations": [
        {
          "agentId": 95188,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/86fd34cb-459e-4c68-b1b0-a03f09e6dac9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gw5b82",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793623722,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:50:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brison is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/gw5b82"
}

What the leaf hashes

{"body":"9015e3cef46069542ba75b926374a802f3b1a7eae8ffc1c1196489016b9242c8","id":2137101,"kind":"listing","method":"sync.erc8004/1","observed_us":1793623853181955,"prev":2136400,"subject":"erc8004:5042:95188","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x779f89d39ac8fe84d7a07d46ab074ff986f55c0c5cc6db51a32c70493299f35f
2. 0x046395a2d9499caac78d63173aec7e0fffbc254c4b448dcba1968d8d57bb0d3d
3. 0x62f8387deb77dddde7d34be50b7bdedd882b691ef7cfaacbded4cb3c34b30bcc
4. 0xb8ea50faec7734123038a6c4576319a5612c2d5523907506cfb0b54b6d1308ab
5. 0x0f9fe36850112119f6ce34de4dc23be72f5885882eb78e2fb9dd7dd670de7305
6. 0xc3c50e44a0bb5bf0ad9a2dcfd42d596723ba6af02d807c68ab0fe45e87f1002e
7. 0x98773af0625f4d9afa796645377a33fc1fa6356e2a69465afc7193edea77291b
8. 0x0d0159280a0a67161091868702abb6087c32c36853f20ad0ee438c5ac5bbf7da
9. 0x58a2d8e142aa50a86e4d027828f61e1b125d2cb9e1c61a15d4b4f242f713832a
10. 0xba12e3b4d0e96f613b2eab77a258673d8ca03d4ac20278ed6ee40fb1d5e8842c
11. 0xdeeb5f92493e59d2154902d4ee7dfea8f75fec3f49cfeedf2f732858749c635b
12. 0xbe5fee1429543a8ea2aacf3591e5b69c6a6b1568088eb7a4e6b02ded16c5d3e5
13. 0x98c0b976487311f03693fca7825f5f6e75a71ea33ac90caf33040d5eaa6d0b54
14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af